<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Row Editing DataGrid - jQuery EasyUI Demo</title>
    <link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css">
    <link rel="stylesheet" type="text/css" href="../../themes/icon.css">
    <link rel="stylesheet" type="text/css" href="../demo.css">
    <script type="text/javascript" src="../../jquery.min.js"></script>
    <script type="text/javascript" src="../../jquery.easyui.min.js"></script>
</head>
<body>
<h2>Row Editing DataGrid</h2>
<div class="demo-info">
    <div class="demo-tip icon-tip"></div>
    <div>Click the row to start editing.</div>
</div>
<div style="margin:10px 0;"></div>

<table id="dg" class="easyui-datagrid" title="Row Editing DataGrid" style="width:700px;height:auto"
       data-options="
				iconCls: 'icon-edit',
				singleSelect: true,
				toolbar: '#tb',
				url: '../datagrid/datagrid_data1.json',
				onClickRow: onClickRow
			">
    <thead>
    <tr>
        <th data-options="field:'itemid',width:80">Item ID</th>
        <th data-options="field:'productid',width:100,
						formatter:function(value,row){
							return row.productname;
						},
						editor:{
							type:'combobox',
							options:{
								valueField:'productid',
								textField:'productname',
								url:'../datagrid/products.json',
								required:true
							}
						}">Product
        </th>
        <th data-options="field:'listprice',width:80,align:'right',editor:{type:'numberbox',options:{precision:1}}">List
            Price
        </th>
        <th data-options="field:'unitcost',width:80,align:'right',editor:'numberbox'">Unit Cost</th>
        <th data-options="field:'attr1',width:250,editor:'text'">Attribute</th>
        <th data-options="field:'status',width:60,align:'center',editor:{type:'checkbox',options:{on:'P',off:''}}">
            Status
        </th>
    </tr>
    </thead>
</table>

<div id="tb" style="height:auto">
    <a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-add',plain:true"
       onclick="append()">Append</a>
    <a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-remove',plain:true"
       onclick="remove()">Remove</a>
    <a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-save',plain:true"
       onclick="accept()">Accept</a>
    <a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-undo',plain:true"
       onclick="reject()">Reject</a>
    <a href="javascript:void(0)" class="easyui-linkbutton" data-options="iconCls:'icon-search',plain:true"
       onclick="getChanges()">GetChanges</a>
</div>

<script type="text/javascript">
    var editIndex = undefined;
    function endEditing() {
        if (editIndex == undefined) {
            return true
        }
        if ($('#dg').datagrid('validateRow', editIndex)) {
            var ed = $('#dg').datagrid('getEditor', {index: editIndex, field: 'productid'});
            var productname = $(ed.target).combobox('getText');
            $('#dg').datagrid('getRows')[editIndex]['productname'] = productname;
            $('#dg').datagrid('endEdit', editIndex);
            editIndex = undefined;
            return true;
        } else {
            return false;
        }
    }
    function onClickRow(index) {
        if (editIndex != index) {
            if (endEditing()) {
                $('#dg').datagrid('selectRow', index)
                        .datagrid('beginEdit', index);
                editIndex = index;
            } else {
                $('#dg').datagrid('selectRow', editIndex);
            }
        }
    }
    function append() {
        if (endEditing()) {
            $('#dg').datagrid('appendRow', {status: 'P'});
            editIndex = $('#dg').datagrid('getRows').length - 1;
            $('#dg').datagrid('selectRow', editIndex)
                    .datagrid('beginEdit', editIndex);
        }
    }
    function remove() {
        if (editIndex == undefined) {
            return
        }
        $('#dg').datagrid('cancelEdit', editIndex)
                .datagrid('deleteRow', editIndex);
        editIndex = undefined;
    }
    function accept() {
        if (endEditing()) {
            $('#dg').datagrid('acceptChanges');
        }
    }
    function reject() {
        $('#dg').datagrid('rejectChanges');
        editIndex = undefined;
    }
    function getChanges() {
        var rows = $('#dg').datagrid('getChanges');
        alert(rows.length + ' rows are changed!');
    }
</script>
</body>
</html>